﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace _1___Substring
{
    class Program
    {
        static void Main(string[] args)
        {
            StringBuilder c = new StringBuilder("hahahaahfkhalkjfd");
            c = c.SubString(2, 15);
            Console.WriteLine(c.ToString());
        }
    }
}
